<template>
    <div>
        <!-- 导航 -->
        <el-breadcrumb separator="/">
            <el-breadcrumb-item :to="{ path: '/welcome' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>用户管理</el-breadcrumb-item>
            <el-breadcrumb-item>用户列表</el-breadcrumb-item>
        </el-breadcrumb>
        <!-- 列表 -->
        <el-card>
            <!-- 列表搜索 -->
        <el-row :gutter="20">
            <el-col :span="8">
                <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
                    <el-button slot="append" icon="el-icon-search" @click="getUserList()"></el-button>
                </el-input>
            </el-col>
            <el-col :span="4">
                <el-button type="primary" @click="dialogVisible=true">添加用户</el-button>
            </el-col>
        </el-row>
        <!-- 列表用户 -->
        <el-table :data="userList" stripe border>
            <el-table-column type="index"></el-table-column>
            <el-table-column label="姓名" prop="username"></el-table-column>
            <el-table-column label="邮箱" prop="email"></el-table-column>
            <el-table-column label="电话" prop="mobile"></el-table-column>
            <el-table-column label="角色" prop="role_name"></el-table-column>
            <el-table-column label="状态" prop="mg_state">
                <template slot-scope="scope">
                    <el-switch v-model="scope.row.mg_state" @change="getUserState(scope.row)"></el-switch>
                </template>
            </el-table-column>
            <el-table-column label="操作">
                <template slot-scope="scope">
                    <!-- 修改按钮 -->
                    <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)"></el-button>
                    <!-- 删除按钮 -->
                    <el-button type="warning" icon="el-icon-delete" size="mini" @click="removeUserById(scope.row.id)"></el-button>
                    <!-- 分配角色 -->
                     <el-tooltip effect="dark" content="分配角色" placement="top" :enterable="false">
                            <el-button type="danger" icon="el-icon-setting" size="mini" @click="setUsersRoles(scope.row)"></el-button>
                    </el-tooltip>
                </template>
            </el-table-column>
        </el-table>
        <!-- 分页 -->
         <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="queryInfo.pagenum" :page-sizes="[1, 2, 5, 10]" :page-size="queryInfo.pagesize" layout="total, sizes, prev, pager, next, jumper" :total="total"></el-pagination>
        </el-card>
       <!-- 添加用户对话框 -->
       <el-dialog title="添加用户" :visible.sync="dialogVisible" width="50%" @close="addDialogClosed">
           <!-- 内容主体 -->
            <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="70px">
                <el-form-item label="用户名" prop="username">
                <el-input v-model="addForm.username"></el-input>
                </el-form-item>
                <el-form-item label="密码" prop="password">
                <el-input v-model="addForm.password"></el-input>
                </el-form-item>
                <el-form-item label="邮箱" prop="email">
                <el-input v-model="addForm.email"></el-input>
                </el-form-item>
                <el-form-item label="手机" prop="mobile">
                <el-input v-model="addForm.mobile"></el-input>
                </el-form-item>
            </el-form>
            <span slot="footer" class="dialog-footer">
                <el-button @click="dialogVisible=false">取 消</el-button>
                <el-button type="primary" @click="addUser">确 定</el-button>
            </span>
        </el-dialog>
        <!-- 修改用户对话框 -->
        <el-dialog title="修改用户" :visible.sync="editDialogVisible" width="50%" @close="editDialogClosed">
            <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="70px">
                <el-form-item label="用户名">
                    <el-input v-model="editForm.username" disabled></el-input>
                </el-form-item>
                <el-form-item label="邮箱" prop="email">
                    <el-input v-model="editForm.email"></el-input>
                </el-form-item>
                <el-form-item label="手机号" prop="mobile">
                    <el-input v-model="editForm.mobile"></el-input>
                </el-form-item>
            </el-form>
            <span slot="footer" class="dialog-footer">
                <el-button @click="editDialogVisible = false">取 消</el-button>
                <el-button type="primary" @click="editUserInfo">确 定</el-button>
            </span>
        </el-dialog>
        <!-- 分配角色对话框 -->
        <el-dialog title="分配角色" :visible.sync="setUserRulesViser" width="50%" @close="selectSetClosed">
            <div>
                <p>当前的用户:{{userInfo.username}}</p>
                <p>当前的角色:{{userInfo.role_name}}</p>
                <p>
                    分配新角色:
                    <el-select v-model="selectOption" placeholder="请选择">
                        <el-option v-for="item in rolesList" :key="item.id" :label="item.roleName" :value="item.id">
                        </el-option>
                    </el-select>
                </p>
            </div>
            <span slot="footer" class="dialog-footer">
                <el-button @click="setUserRulesViser = false">取 消</el-button>
                <el-button type="primary" @click="saveRoleInfo">确 定</el-button>
            </span>
        </el-dialog>
    </div>
</template>

<script>
export default({
    data(){
        var checkEmail = (rule, value, cb) => {
                // 验证邮箱的正则表达式
                const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/
                if (regEmail.test(value)) {
                // 合法的邮箱
                    return cb()
                }

            cb(new Error('请输入合法的邮箱'))
    };
      var checkMobile = (rule, value, cb) => {
      // 验证手机号的正则表达式
      const regMobile = /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/

      if (regMobile.test(value)) {
        return cb()
      }

      cb(new Error('请输入合法的手机号'))
    };
        return {
            queryInfo:{
               query:'',
               pagenum:1,
               pagesize:2
            },
            userList:[],
            total:0,
            dialogVisible:false,
            userInfo:{},
            rolesList:[],
            selectOption:'',
            setUserRulesViser:false,
              addForm:{
                  username:'',
                  password:'',
                  email:'',
                  mobile:''
              },
            addFormRules:{
                username:[
                    {required:true,message:'请输入用户名',trigger:'blur'},
                    {min:3,max:10,message:'请长度在3-10字符之间',trigger:'blur'}
                ],
                 password:[
                    {required:true,message:'请输入密码',trigger:'blur'},
                    {min:6,max:15,message:'请长度在3-10字符之间',trigger:'blur'}
                ],
                 email:[
                    {required:true,message:'请输入邮箱',trigger:'blur'},{
                         validator: checkEmail,trigger:'blur'
                    }
                ],
                 mobile:[
                    {required:true,message:'请输入手机',trigger:'blur'},{
                         validator: checkMobile,trigger:'blur'
                    }
                ]
            },
            editDialogVisible:false,
            editForm:{},
            editFormRules:{
                  email:[
                    {required:true,message:'请输入邮箱',trigger:'blur'},{
                         validator: checkEmail,trigger:'blur'
                    }
                ],
                 mobile:[
                    {required:true,message:'请输入手机',trigger:'blur'},{
                         validator: checkMobile,trigger:'blur'
                    }
                ]
            }
        }
    },
    created(){
        this.getUserList()
    },
    methods:{
        async getUserList(){
            const {data:res} =  await this.$http.get('users',{ params:this.queryInfo})
            console.log(res)
            this.userList=res.data.users
            this.total=res.data.total
        },
        handleSizeChange(newSize){
            this.queryInfo.pagesize=newSize
            this.getUserList()
        },
        handleCurrentChange(newPage){
            this.queryInfo.pagenum=newPage
            this.getUserList()
        },
       async getUserState(userInfo){
          const {data:res}=await this.$http.put(`users/${userInfo.id}/state/${userInfo.mg_state}`)
          if(res.meta.status!==200){
              userInfo.mg_state=!userInfo.mg_state
             return this.$message.error('更新失败');
          }
          this.$message.success('更新成功')
        },
        addDialogClosed(){
            this.$refs.addFormRef.resetFields()
        },
        addUser(){
            this.$refs.addFormRef.validate(async valid => {
                if(!valid)return
              const {data:res}= await this.$http.post('users',this.addForm)
                if(res.meta.status!==201){
                  return this.$message.error('用户添加失败')
                }
                this.$message.success('用户添加成功')
                this.dialogVisible=false
                this.getUserList()
            })
        },
       async showEditDialog(id){
        const {data:res} = await this.$http.get('users/'+id)
            if(res.meta.status!==200){
                return this.$message.error('查询id错误')
            }
            this.$message.success('查询id成功')
            this.editForm=res.data
            this.editDialogVisible=true
        },
        editDialogClosed(){
           this.$refs.editFormRef.resetFields()
        },
        editUserInfo(){
            this.$refs.editFormRef.validate(async valid => {
                if(!valid)return
            const{data:res} = await this.$http.put('users/'+this.editForm.id,{
                    email:this.editForm.email,
                    mobile:this.editForm.mobile
                })
            if(res.meta.status!==200){
                return this.$message.error('用户更新信息失败')
            }
            this.editDialogVisible=false
            this.getUserList()
            this.$message.success('用户更新信息成功')
            })
        },
       async removeUserById(id){
         const confirmResult=await this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err => err)
       if(confirmResult !=='confirm'){
           return this.$message.info('已取消删除')
       }
     const {data:res} = await this.$http.delete('users/'+id)
     if(res.meta.status!==200){
         return this.$message.error('删除用户失败')
     }
     this.$message.success('成功删除用户')
     this.getUserList()
        },
       async setUsersRoles(userInfo){
            this.userInfo=userInfo
            this.setUserRulesViser=true
           const {data:res} = await this.$http.get('roles')
           if(res.meta.status!==200){
               return this.$message.error('获取角色失败')
           }
           this.rolesList=res.data
        },
       async saveRoleInfo(){
            if(!this.selectOption){
                return this.$message.error('请选择要分配的角色')
            }
         const {data:res} = await this.$http.put(`users/${this.userInfo.id}/role`,{
             rid:this.selectOption
         })
         if(res.meta.status!==200){
             return this.$message.error('分配角色失败')
         }
         this.getUserList()
         this.setUserRulesViser = false
        },
        selectSetClosed(){
            this.selectOption=''
            this.userInfo={}
        }      
    }
})
</script>

<style lang="less" scoped>

</style>